Microsoft founder Bill Gates has been once again named the world’s richest person, ahead of Mexico’s Carlos Slim, by Forbes magazine.

Gates’ net worth increased to $79 billion in the past year.

He is followed in the annual billionaires’ list by telecom and construction mogul Carlos Slim who has a fortune worth $77.1 billion, according to the magazine. Legendary American investor Warren Buffett comes third with $72.7 billion.

Forbes said there are 1,826 billionaires across the world today, an increase of 181 from last year.